Home / 15,957.76-23,936.60-4,270.98

Finding the Fourth Proportional to 15,957.76, 23,936.60 and 4,270.98

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Solution

The fourth proportional to 15,957.76, 23,936.60 and 4,270.98 is: 6,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.76 : 23,936.60 = 4,270.98 : x
  2. Step 2: Convert to fraction form
    15,957.76/23,936.60 = 4,270.98/x
  3. Step 3: Cross multiply
    15,957.76x = 23,936.60 × 4,270.98
  4. Step 4: Simplify right side
    15,957.76x = 102,232,598.83
  5. Step 5: Solve for x
    x = 102,232,598.83/15,957.76
  6. Step 6: Final answer
    x = 6,406.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.